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Cansiderthe curve parametrized by x = t5 | 1 and y 2 e21' 1. d. a) Find _y in terms of i. {ii d2. in]

Cansiderthe curve parametrized by x = t5 | 1 and y 2 e21' 1. d. a) Find _y in terms of i. {ii d2. in] Find _y in terms of t, darz e} For what intervals of t is the curve concave up? Enter your answer as intervals separated by a comma

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